INTERNATIONAL BUSINESS MACHS

Ticker: IBM CUSIP: 459200101 Class: COM

PRIMECAP MANAGEMENT CO/CA/'s Holding History (CIK: 0000763212)

Note: Option positions (PUT/CALL) are excluded.

Q3 2013
Shares 182,700 Value ($000) $33,832 Avg Close $111.55 Range $106.48 - $117.56
Q2 2013
Shares 202,000 Value ($000) $38,604 Avg Close $118.94 Range $109.29 - $125.13